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The Royal Navy - Accelerated Apprentice (Submariner) - Marine Engineer

Royal Navy · Portsmouth · posted 9 July 2026

Wage
£33,000 a year
Hours
40 hours a week
Duration
3 Years 6 Months
Level
Advanced (Level 3)
Standard
Maritime mechanical fitter (level 3)
Starts
2 August 2030
Closing date
1 August 2030
Positions
60

Apply on the official government service →No Apprentice League account needed — we never gate applications.

Duties and responsibilities will include:

  • Be a crucial part of one of our most respected and highly trained teams
  • As a Marine Engineer Submariner (MESM) you'll be supporting your boat's nuclear reactor, ensuring its safe operation, and maintaining all the support systems that are vital to submarine missions
  • Work on board a Vanguard Class submarine, ensuring the nation's nuclear deterrent is operational, or an Astute Class vessel where you'll be part of some highly classified hunter killer operations
  • Operate at the highest levels of the industry as you complete an accelerated scheme to become a nuclear engineer
  • After that you can extend your service, apply to become a commissioned officer, or transfer your new skills to a career in the civilian sector

Your training

By the end of your training you will be qualified as a Level 3 Maritime Mechanical Fitter, equivalent to 2 A-Levels.

You can also gain academic qualifications such as GCSEs, A-levels, even a degree. As well as helping you develop your Royal Navy career, everything you achieve will be recognised and valued by future civilian employers.

Where it leads

You’ll start your naval career as a Probationary Leading Hand. With experience and further training, you could be promoted to Petty Officer and beyond. If you show the right commitment, skills and academic ability, you could become a Commissioned Officer.

Members of the Royal Navy are promoted on merit, work hard and you can rise through the ranks.

About Royal Navy

The Royal Navy (RN) is responsible for the protection of British interests at home and around the World. 95% of all world trade passes through the high seas and every year Britain imports £524 billion worth of goods. The RN takes an active part in the protection of British Shipping. Around the United Kingdom the RN protects vital fishing stocks by monitoring fishing activities in our waters. We recruit throughout the year, so please ignore Key Dates

Things to consider

A quick thinker, with a passion for working with the latest equipment and technology. A problem-solver who can work well as part of a team. A real sense of adventure, with a high level of physical and mental fitness. Enthusiasm for fixing and maintaining electronic and mechanical systems.

Skills they're looking for

Communication skillsIT skillsAttention to detailOrganisation skillsProblem solving skillsAdministrative skillsNumber skillsAnalytical skillsLogicalTeam workingCreativeInitiativeNon judgementalPatience

Entry requirements

  • GCSE Math and English and at least one science (grade GCSE Level C/4) — essential

Where you'll work

  • Navy Command HQ, The Admiral Sir Henry Leach Building, Portsmouth, Hampshire, PO2 8BY

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